Exercise stand



FIG. 1 is a perspective view of an exercise stand showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof, the side opposite being a mirror image;

FIG. 4 is an end elevational view thereof, the end opposite being a mirror image;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a bottom perspective view of a modified embodiment of the design shown in FIGS. 1 through 5; and

FIG. 7 is a top perspective view thereof. 

The ornamental design for an exercise stand, as shown and described. 